Grantham, Mayo, Van Otterloo & Co (GMO)
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Grantham, Mayo, Van Otterloo & Co (GMO)’s Kosmos Energy KOS Stock Holding History

Grantham, Mayo, Van Otterloo & Co (GMO)’s Portfolio KOS Stock Details KOS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$25M Sell
11,850,124
-6,457,594
-35% -$18M 0.06% 158
2026
Q1 		$50.9M Sell
18,307,718
-16,496,599
-47% -$31M 0.13% 70
2025
Q4 		$31.6M Buy
34,804,317
+23,350
+0.1% +$30.8K 0.08% 108
2025
Q3 		$57.7M Sell
34,780,967
-2,039,300
-6% -$3.81M 0.16% 62
2025
Q2 		$63.3M Sell
36,820,267
-3,067,561
-8% -$5.55M 0.19% 50
2025
Q1 		$90.9M Buy
39,887,828
+7,260,261
+22% +$21.4M 0.29% 39
2024
Q4 		$112M Buy
32,627,567
+5,906,210
+22% +$22.5M 0.36% 37
2024
Q3 		$108M Buy
26,721,357
+1,488,031
+6% +$7.25M 0.34% 38
2024
Q2 		$140M Buy
25,233,326
+1,827,807
+8% +$10.7M 0.47% 35
2024
Q1 		$139M Buy
23,405,519
+271,339
+1% +$1.63M 0.51% 34
2023
Q4 		$155M Buy
23,134,180
+796,126
+4% +$5.57M 0.69% 33
2023
Q3 		$183M Buy
22,338,054
+2,690,342
+14% +$19.1M 0.86% 32
2023
Q2 		$118M Buy
19,647,712
+897,385
+5% +$5.84M 0.54% 36
2023
Q1 		$140M Sell
18,750,327
-2,662,014
-12% -$19.5M 0.71% 35
2022
Q4 		$136M Sell
21,412,341
-322,000
-1% -$2.01M 0.73% 36
2022
Q3 		$112M Buy
21,734,341
+2,511,900
+13% +$15.2M 0.65% 39
2022
Q2 		$119M Sell
19,222,441
-3,973,127
-17% -$28.7M 0.64% 37
2022
Q1 		$167M Sell
23,195,568
-4,931,096
-18% -$25.1M 0.8% 34
2021
Q4 		$97.3M Sell
28,126,664
-553,664
-2% -$1.99M 0.47% 41
2021
Q3 		$84.9M Buy
28,680,328
+7,673,182
+37% +$18.7M 0.42% 48
2021
Q2 		$72.7M Buy
21,007,146
+1,736,846
+9% +$5.38M 0.36% 58
2021
Q1 		$59.2M Sell
19,270,300
-1,061,178
-5% -$3.1M 0.32% 57
2020
Q4 		$47.8M Buy
20,331,478
+7,815,912
+62% +$12.4M 0.29% 57
2020
Q3 		$12.2M Buy
12,515,566
+11,047,432
+752% +$16.2M 0.09% 136
2020
Q2 		$2.44M Buy
+1,468,134
New +$2.36M 0.02% 377
2018
Q1 		– Sell
-110,300
Closed -$756K – 603
2017
Q4 		$756K Buy
110,300
+92,200
+509% +$702K ﹤0.01% 382
2017
Q3 		$144K Buy
+18,100
New +$125K ﹤0.01% 543

Other funds holding KOS

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return
EPIM
Equinox Partners Investment Management Stamford, Connecticut $212M AUM 153.42% 1-Year Est. Return
Hotchkis & Wiley Capital Management
Hotchkis & Wiley Capital Management Los Angeles, California $34.3B AUM 22.63% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Charles Schwab
Charles Schwab San Francisco, California $751B AUM 38.74% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Grantham, Mayo, Van Otterloo & Co (GMO)'s KOS Position: Q2 2026 in Review

Grantham, Mayo, Van Otterloo & Co (GMO) reduced its Kosmos Energy (KOS) stake by 35% in Q2 2026, selling an estimated $18M and leaving 11,850,124 shares worth $25M. The position accounts for 0.06% of the portfolio, ranked #158.

Grantham, Mayo, Van Otterloo & Co (GMO) first reported a position in KOS in Q3 2017 and has held it in 27 quarters since. The position peaked at $183M in Q3 2023. 267 funds tracked by Wall St. Rank hold KOS as of Q2 2026.

  • Grantham, Mayo, Van Otterloo & Co (GMO) held 11,850,124 shares of Kosmos Energy worth $25M as of Q2 2026.
  • Grantham, Mayo, Van Otterloo & Co (GMO) sold 6,457,594 Kosmos Energy shares in Q2 2026, an estimated $18M.
  • Kosmos Energy made up 0.06% of Grantham, Mayo, Van Otterloo & Co (GMO)'s portfolio in Q2 2026, its #158 holding.
  • Grantham, Mayo, Van Otterloo & Co (GMO) first reported a position in Kosmos Energy in Q3 2017 and has held it in 27 quarters since.
  • Grantham, Mayo, Van Otterloo & Co (GMO)'s Kosmos Energy position peaked at $183M in Q3 2023.
  • 267 funds tracked by Wall St. Rank held Kosmos Energy as of Q2 2026.

Based on Grantham, Mayo, Van Otterloo & Co (GMO)'s 13F filing for Q2 2026, filed 13 Aug 2026.